2.5 sec in total
373 ms
1.4 sec
760 ms
Visit buch-der-synergie.de now to see the best up-to-date Buch Der Synergie content for Germany and also check out these interesting facts you probably never knew about buch-der-synergie.de
In der vorliegenden Arbeit werden alle Systeme der Erneuerbaren Energie aus Praxis und Forschung vorgestellt, ebenso ihre Geschichte und ihre Entwicklungen, der Grad ihrer tatsächlichen Anwendungen un...
Visit buch-der-synergie.deWe analyzed Buch-der-synergie.de page load time and found that the first response time was 373 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.
buch-der-synergie.de performance score
name
value
score
weighting
Value2.9 s
53/100
10%
Value2.9 s
80/100
25%
Value3.4 s
89/100
10%
Value290 ms
80/100
30%
Value0.003
100/100
15%
Value4.1 s
86/100
10%
373 ms
95 ms
15 ms
269 ms
183 ms
Our browser made a total of 41 requests to load all elements on the main page. We found that 51% of them (21 requests) were addressed to the original Buch-der-synergie.de, 29% (12 requests) were made to Appsgeyser.com and 5% (2 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (549 ms) belongs to the original domain Buch-der-synergie.de.
Page size can be reduced by 546.5 kB (81%)
678.6 kB
132.1 kB
In fact, the total size of Buch-der-synergie.de main page is 678.6 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 20% of websites need less resources to load. Images take 303.5 kB which makes up the majority of the site volume.
Potential reduce by 33.6 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 6.2 kB, which is 13% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 33.6 kB or 73% of the original size.
Potential reduce by 248.1 kB
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Obviously, Buch Der Synergie needs image optimization as it can save up to 248.1 kB or 82% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 222.0 kB
It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 222.0 kB or 79% of the original size.
Potential reduce by 42.9 kB
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Buch-der-synergie.de needs all CSS files to be minified and compressed as it can save up to 42.9 kB or 87% of the original size.
Number of requests can be reduced by 20 (53%)
38
18
The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Buch Der Synergie. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for CSS and as a result speed up the page load time.
buch-der-synergie.de
373 ms
layout_3col_vlines.css
95 ms
brand
15 ms
synergie_logo.jpg
269 ms
pfeil_links.jpg
183 ms
pfeil_rechts.jpg
185 ms
brand
31 ms
base.css
182 ms
basemod.css
183 ms
basemod_vlines.css
182 ms
nav_vlist.css
181 ms
content.css
268 ms
iehacks_3col_vlines.css
271 ms
stylesheet.css
271 ms
iehacks.css
94 ms
btn_donate_SM.gif
61 ms
social_widget.php
91 ms
erde_kl.png
374 ms
werkzeug_kl.png
230 ms
all_kl.png
274 ms
spirale_kl.png
549 ms
achmed_khammas_kl.png
377 ms
AchmedKhammas.jpg
326 ms
blank.gif
364 ms
pixel.gif
54 ms
google_custom_search_watermark.gif
50 ms
ga.js
5 ms
cartogothicstd-book-webfont.woff
405 ms
__utm.gif
10 ms
style.css
2 ms
jquery.js
24 ms
chart
44 ms
left_top.png
2 ms
top_border.png
3 ms
right_top.png
4 ms
left_border.png
5 ms
scan_text.png
4 ms
right_border.png
5 ms
left_bottom.png
5 ms
bottom_border.png
6 ms
right_bottom.png
5 ms
buch-der-synergie.de accessibility score
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
buch-der-synergie.de best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Issues were logged in the Issues panel in Chrome Devtools
buch-der-synergie.de SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
DE
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Buch-der-synergie.de can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Buch-der-synergie.de main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.
buch-der-synergie.de
Open Graph description is not detected on the main page of Buch Der Synergie. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: